The Survivair Cougar™ meets the demands of industrial users who want the finest respiratory protection against environments that are immediately Dangerous to Life or Health (IDLH). Designed to be a basic industrial unit, yet provides superior safety and comfort for industrial needs. Silicone facepiece provides unsurpassed comfort and excellent sealing characteristics for virtually all facial configurations. Low profile second stage regulator attaches to the facepiece in any orientation easily and quickly. And our enhanced Mighty-Light® backpack offers a stable, secure fit, with hinged hip wings and a fabric tank band with a spring-loaded catch for quick cylinder changes. Compliance Industrial SCBA — Low Pressure, 2216 psig 30-minute aluminum cylinder without locking collar, TwentyTwenty Plus medium facepiece, bell alarm. Certified by NIOSH to provide a nominal service time of 30 minutes Sold by the each.